Home / 40,345.32-60,519.60-14,052.72

Finding the Fourth Proportional to 40,345.32, 60,519.60 and 14,052.72

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Solution

The fourth proportional to 40,345.32, 60,519.60 and 14,052.72 is: 21,079.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,345.32 : 60,519.60 = 14,052.72 : x
  2. Step 2: Convert to fraction form
    40,345.32/60,519.60 = 14,052.72/x
  3. Step 3: Cross multiply
    40,345.32x = 60,519.60 × 14,052.72
  4. Step 4: Simplify right side
    40,345.32x = 850,464,993.31
  5. Step 5: Solve for x
    x = 850,464,993.31/40,345.32
  6. Step 6: Final answer
    x = 21,079.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.